// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// RUN: not %target-swift-frontend %s -typecheck
func b<I : A? = [Int>Bool)
protocol c == B, "
f: X<d = i: NSObject {
struct A<Q<d {
struct D : A {
protocol A {
protocol A {
